Rockfall Slate Safety Boots RF460 100% non-metallic, with protective toecap and midsole, Slate is developed with specialist durability materials including FORCE10 components, an Activ-Tex waterproof membrane and our unique dual footbed system. Features include a water repellent full grain black leather upper, protective fibreglass toecap and composite anti-penetration flexi-midsole, Activ-Tex waterproof and breathable bootie membrane tested for 8 hours (5 times longer than EN requirement), FORCE10 scuff cap and dual density PU nitrile rubber outsole tested to extraordinary abrasion, heat and cold performance levels, and an Activ-Step dual footbed with a choice of anti-fatigue PU and heel cupping EVA. This is a wide fitting style.